Interface



FIG. 1 is a front isometric view of an interface in accordance with the new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is rear elevational view thereof. 

The ornamental design for an interface, as shown and described. 